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Chapter 2

Quiz yourself by thinking what should be in each of the black spaces below before clicking on it to display the answer.
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Term
Definition
Microorgansims   an organism that is microscopic, or not visible to the unaided eye.  
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Microbe   another term for a microscopic organism.  
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Unicelllular organisms   single-celled organisms.  
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Multicellular organisms   multiple celled organisms.  
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Binary fission   a type of asexual reproduction in which the organism divides in two.  
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Conjugation   a process in which organisms fuse, or attach themselves to each other, and exchange some of their genetic information.  
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Budding   a bud forms on a parent cell and grows until it breaks off to become a new plant.  
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Cells   the basic unit of life and the smallest part of a living thing that is capable of life.  
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Tissue   a group of cells that work together to preform the same function  
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Organ   a group of two or more types of tissue that work together to carry out one specific function  
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Organ System   a group of organs working together  
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Passive Transport   the movement of substances through membranes without the use of the cells energy  
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Osmosis   the movement of water particles through a membranes  
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Cellular Respiration   plants and animals use the energy from glucose through a process called this  
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Active Transport   when energy is required to move materials through a cell membrane  
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Cell Cycle   this ongoing process of growth, division, and replacement is called this  
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Mitosis   a process in which a cell divides to make offspring  
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Zygote   what forms when the male and female sex cell join together  
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Meiosis   the process in which the zygote splits apart twice then joins together agaiin  
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Fertilization   when a sperm cell joins an egg cell.  
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Created by: Izayah.Hansen
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